An article on a related subject:
LiveScience wrote:
Life As We Know It Nearly Created in Lab
One of life's greatest mysteries is how it began. Scientists have pinned it down to roughly this:
Some chemical reactions occurred about 4 billion years ago — perhaps in a primordial tidal soup or maybe with help of volcanoes or possibly at the bottom of the sea or between the mica sheets — to create biology.
Now scientists have created something in the lab that is tantalizingly close to what might have happened.